Face acne into black spots, may be post-inflammatory hyperpigmentation, need to be dealt with according to the severity of the condition, through life conditioning, medication, physical therapy and other methods. 1. Life conditioning: you need to pay attention to strict sun protection, ultraviolet light stimulation of the skin, which will lead to more serious melanin pigmentation in the skin area. When you go out, you need to apply sunscreen and play umbrellas. Normally, you can eat more fruits and vegetables rich in vitamin C. 2. Medication: Hydroquinone cream can be applied to the dark spots, which needs to be used continuously and may not be effective for every patient. Vitamin C and vitamin E can also be used in conjunction with other medications. 3. Physical therapy: If you want to get rid of dark spots completely, you need to carry out laser spot removal, which utilizes the selective photothermal effect of laser to target the melanin cells, break them into tiny particles, and then excrete them with the body. However, after laser treatment, strict sun protection is needed to avoid anti-blackness. If the phenomenon of post-inflammatory discoloration occurs, it is recommended that patients go to regular hospitals in time and follow the doctor’s instructions for appropriate treatment.